"We shot the movie for four weeks, then he came in and walked on set as his character and freaked me out," Gomez declared. "That's who I knew, until we started doing press and I realized he's one of the most intelligent people I've ever met."

She added: "He's really nice, I promise. He's great."

Spring Breakers also stars rapper Gucci Mane.

The film is now playing in limited release in the US and opens in the UK on April 5. Watch a trailer for Spring Breakers below: